High-quality Material: This time lock box is made of plastic, strong, and easy to clean. Versatile Lock Bin: The time lock box helps effectively control and manage time, manage cell phone usage, reduce excessive smoking, control snack consumption, and limit children's access to toys and gamepads to support the development of healthy habits. Unlocking Design: Simple operation—set the desired time, and the lock box automatically opens when the time is reached. Once locked, it cannot be opened early, so please set an appropriate time. Please Note: The timer can be set from a minimum of 1 minute to a maximum of 999 hours 59 minutes 59 seconds. The box automatically unlocks when the set time is reached. Prevent Smoking Addiction: Use this airtight timer lock container to support habit control by securing items such as cigarettes, toys, mobile phones, and snacks. Color: Black Material: Plastic Size: 15cm x 16.5cm Package Contents: 1 x Time Lock Box Only the above package content is included; other items are not part of the package. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3cm.